Iniv5.Exp3 Total D

What happens to an electron when it passes through an ideal battery?

• It loses energy
• It gains energy
• It maintains constant energy
• It changes direction

In a setup with two metal rails, what factors affect the size of the induced EMF?

• Only the magnetic field strength
• Only the speed of the moving bar
• Only the distance between rails
• All of the above factors combined

How is electromotive force (EMF) measured?

• In amperes per charge
• In energy per unit electric charge
• In watts per meter
• In joules per second

What is the function of a battery?

• To store magnetic energy
• To convert mechanical energy to electrical
• To power electrical devices through electrochemical cells
• To measure electrical current

How is electrical energy defined?

• The movement of magnetic fields
• The power of charged particles to cause action
• The flow of current through a wire
• The potential difference between two points

What is electric current?

• Movement of magnetic fields
• Flow of uncharged particles
• Transfer of heat energy
• Flow of charged particles through a conductor

How is magnitude best defined in physics?

• Direction of a force
• Speed of an object
• Distance or quantity
• Time measurement

What is the primary purpose of using analogies in physics?

• To make calculations easier
• To visualize concepts beyond sensory perception
• To replace mathematical formulas
• To simplify complex equations

What occurs during electromagnetic induction?

• Chemical reaction in a battery
• Production of EMF across a conductor in changing magnetic field
• Creation of permanent magnets
• Flow of direct current

How does a magnetic field affect charged particles?

• It stops their motion
• It moves them in straight lines
• It moves them in circular or helical paths
• It neutralizes their charge